Black Fume Board Style:10 Frame It's an all-natural supplement and

It's an all-natural supplement and completely safe to use

The sealed feeding tubes ensure the bees will experience minimal drowning

Openings latch securely

Medium Sheet Size: 5⅝" x 16½" ~ fits standard 6-1/4" frame with wedge top bar

Designed with both comfort and function in mind

Black Fume Board Style:10 Frame It's an all-natural supplement andThis black topped fume board along with the suns rays (and your choice of a removal aid, ex: Honey Robber) will safely speed up the process of moving bees from your full honey supers. Made 100% in the United States of America! 10% Discount applied at check out when you buy 20+ pieces